Closure arrangement for spent nuclear fuel shipping containers
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United States of America Patent
Stats
-
Nov 28, 1989
Grant Date -
N/A
app pub date -
Aug 25, 1988
filing date -
Aug 25, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A closure arrangement for spent nuclear fuel shipping container has a lid member with a peripheral groove in its outer edge, the lid member being adapted to rests upon a shoulder within a bore at the mouth of the cask. The lid is forced into sealing engagement with the shoulder by a plurality of radially disposed wedges extending from the inner wall of the cask into the peripheral groove. The wedges are moved by bolts extending through the wall of the cask and cam the lid down against the shoulder as they are forced into the groove.
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